WHAT IS A BOGON!?

WHY SHOULD I FILTER IT?

A bogon prefix is a route that should never appear in the Internet routing table. A packet routed over the public Internet (not including over VPNs or other tunnels) should never have a source address in a bogon range. These are commonly found as the source addresses of DDoS attacks.

WHAT IS A BOGON!?

WHY SHOULD I FILTER IT?

A bogon prefix is a route that should never appear in the Internet routing table. A packet routed over the public Internet (not including over VPNs or other tunnels) should never have a source address in a bogon range. These are commonly found as the source addresses of DDoS attacks.

MALICIOUS ACTIVITY MAPS

MALICIOUS ACTIVITY MAPS

We have built a number of different maps of malicious activity seen on the Internet from our various data donors and sources.

Our Story

Team Cymru Research NFP is an Illinois non-profit and a US Federal 501(c)3 organization. We are a group of technologists passionate about making the Internet more secure and dedicated to that goal. We work closely with and within Internet security communities, as well as with all manner of other organizations - after all, almost every organization in the modern world is connected to the Internet in some way or another, and they all need help to ensure that their parts of the network remain safe and secure.

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Our Friends

While many partners prefer to stay out of the spotlight, we are honored to acknowledge these commercial partners who make it possible for us to carry out our mission every day, without pause or interruption.